PERMFILE130584

• Permit No: C1981016
• IBM Index Class Name: Permit File
• Doc Date: 12/11/2001
• Doc Name: Aquatic Resources
• Section_Exhibit Name: APPENDIX D CONTINUED
• Media Type: D
• Archive: No

•...
Table 4.0-5
•
Relative abundance and replicate densities
station Fin the North Fork Gunnison River.
(no./cm2) of periphyton genera collected at •
November 11 and 12, 1980.
Letter Prefixes Before Each Taxon Indicate Algal Division:
A
i
V
Taxa Name
A = Chrysophyta (Diatoms, etc.)
C = Chlorophyta (greens)
D = Euglenophyta (Euglenoids)
E = Cyanophyta (blue-greens)
G = Pyrrophyta (golden-browns)
South Middle North Mean Values
% Abundance % Abundance % Abundance % Abundance Mean Rank
Schizothrix 28.0 T8.4 18.3 20.9 1
Calothrix 0.0 3.0 0.0 1.0 13
Cymbella 6,0 28.4 16.4 17,6 2
Nitzschia 10,5 10.9 14.5 12.0 3
Navicula 11.0 4.0 6.3 7.1 6
Epithemia 7.5 T0.9 3.4 7.2 5
Diatoma 8.5 3.0 13.0 8.2 4
Fragilaria 3.0 1.0 7.2 3.8 10
Cocconeis 5.0 5.0 6.3 5.4 8
Gomphonema 4.5 3.5 6.8 4,9 9
Hannaea 0.5 0.0 0.0 0.2 16
Scenedesmus 0.0 0.0 0.5 0.2 16
Achnanthes 6.0 10.4 3.9 6.7 7
Synedra 2.0 0.5 1.9 1.5 11
Melosira 2.5 0.0 0.5 1.0 13
Amphfpleura 3.0 0.0 1.0 1,3 12
Cyclotella 0.5 0.0 0.0 0.2 16
Stephanodiscus 0.0 1.0 0.0 0.3 15
Unidentified Cyanophyta 1.5 0.0 0.0 0.5 14
Total Densities (no./cm2)
Total Units Counted
Total Taxa Counted
1,485,887 1,686,498 3,636,930 2,269,772
200 201 207
16 13 15